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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>D3可视化</title>
<script  src="d3/d3.min.js"></script>
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<body>
    <p>gg</p>
    <p>gggg</p>
    
    <script type="text/javascript">

        d3.select("body").selectAll("p").text("hhhh");
        d3.select("body").style("background-color", "red");
        
        
		console.log("123");
    </script>
</body>
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